*{margin:0; padding:0; list-style:none; font-weight:normal; text-decoration:none;}
html {font-size:-moz-calc(100vw/3.75); font-size:-webkit-calc(100vw/3.75); font-size:calc(100vw/3.75);}
table{border-collapse:collapse;border-spacing:0;}
body, article, section.bottom_wrapper{width:100%;}
body{background:#fff; font-family:"Hiragino Sans GB", "STHeiti", Helvetica, "Microsoft Yahei", 微软雅黑, Arial, "Lucida Grande", sans-serif; position:relative;}
.clearfix:before, .clearfix:after {content:''; display:table;}
.clearfix:after{clear:both;}
.clearfix{*zoom: 1;/*ie6,7*/}
@media only screen and (max-width: 1080px), only screen and (max-device-width:1080px) {
 html,body {
     font-size:288px;
 }
}
 @media only screen and (max-width: 960px), only screen and (max-device-width:960px) {
 html,body {
     font-size:256px;
 }
}
 @media only screen and (max-width: 800px), only screen and (max-device-width:800px) {
 html,body {
     font-size:213.33333333333334px;
 }
}
 @media only screen and (max-width: 720px), only screen and (max-device-width:720px) {
 html,body {
     font-size:192px;
 }
}
 @media only screen and (max-width: 640px), only screen and (max-device-width:640px) {
 html,body {
     font-size:170.66666666666669px;
 }
}
 @media only screen and (max-width: 600px), only screen and (max-device-width:600px) {
 html,body {
     font-size:160px;
 }
}
 @media only screen and (max-width: 540px), only screen and (max-device-width:540px) {
 html,body {
     font-size:144px;
 }
}
 @media only screen and (max-width: 480px), only screen and (max-device-width:480px) {
 html,body {
     font-size:128px;
 }
}
 @media only screen and (max-width: 414px), only screen and (max-device-width:414px) {
 html,body {
     font-size:110.4px;
 }
}
 @media only screen and (max-width: 400px), only screen and (max-device-width:400px) {
 html,body {
     font-size:106.66666666666667px;
 }
}
 @media only screen and (max-width: 375px), only screen and (max-device-width:375px) {
 html,body {
     font-size:100px;
 }
}
 @media only screen and (max-width: 360px), only screen and (max-device-width:360px) {
 html,body {
     font-size:96px;
 }
}
 @media only screen and (max-width: 320px), only screen and (max-device-width:320px) {
 html,body {
     font-size:85.33333333333334px;
 }
}
 @media only screen and (max-width: 240px), only screen and (max-device-width:240px) {
 html,body {
     font-size:64px;
 }
}